横向
1
Distance from center to edge of circle
2
U-shaped curve of a quadratic function
5
Exact correspondence on both sides
6
Total distance around a shape
7
Sum divided by count
8
Result of multiplication
9
Line touching circle at one point
10
Part of a line with two endpoints
纵向
2
Result of raising a number to an exponent
3
Number that divides evenly into another
4
Space between two intersecting lines
5
Rectangle with four equal sides
11
Steepness of a line
12
Three-sided polygon